此题要求改正所给短文中的错误。对标有题号的每一行作出判断：如无错误，在该行右边横线上画一个勾（√）；如有错误（每行只有一个错误），则按下列情况改正：
该行多一个词：把多余的词用斜线（＼）划掉，在该行右边横线上写出该词，并也用斜线划掉。
该行缺一个词：在缺词处加一个漏字符号（∧），在该行右边横线上写出该加的词。
该行错一个词：在错的词下画一横线，在该行右边横线上写出改正后的词。
注意：原行没有错的不要改。
My brother Tom was very selfish when he was a little boy.
He did not want share things with other people. For        1. _________
example, when he bought a chocolate cake, he put them      2. _________
in a secret place that I couldn’t find. Then he                         3. _________
ate it all by himself. He never helped other.                           4. _________
He said he is busy. That is, a game of                                     5. _________
tennis making him very busy. He did not care                          6. _________
if something he did makes people angry. For               7. _________
instance, on one night he played strong and                             8. _________
loudly music till four o’clock in the morning. But                    9. _________
he is difference now. He often helps grandma with                   10. _________
housework, helps mom with cooking and helps his classmates
with their lessons.